Malware Analysis Report

2024-10-16 05:21

Sample ID 240729-3wkx5axbrr
Target 98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86
SHA256 98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86
Tags
cryptone packer cobaltstrike 1359593325 backdoor discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86

Threat Level: Known bad

The file 98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86 was found to be: Known bad.

Malicious Activity Summary

cryptone packer cobaltstrike 1359593325 backdoor discovery trojan

Cobaltstrike

CryptOne packer

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-29 23:51

Signatures

CryptOne packer

cryptone packer
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-29 23:51

Reported

2024-07-29 23:55

Platform

win7-20240729-en

Max time kernel

140s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe

"C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe"

Network

Country Destination Domain Proto
NL 5.39.222.84:80 tcp
NL 5.39.222.84:80 tcp
NL 5.39.222.84:80 tcp
NL 5.39.222.84:80 tcp

Files

memory/624-0-0x0000000000460000-0x00000000004A7000-memory.dmp

memory/624-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/624-2-0x0000000000500000-0x0000000000533000-memory.dmp

memory/624-3-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-29 23:51

Reported

2024-07-29 23:55

Platform

win10v2004-20240709-en

Max time kernel

142s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe

"C:\Users\Admin\AppData\Local\Temp\98a607ca4135f0d20c23357c1c4ce4ae0dc76d3eba16ba9d5dd24e8cfcb03d86.exe"

Network

Country Destination Domain Proto
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
NL 5.39.222.84:80 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp

Files

memory/3892-0-0x0000000000700000-0x0000000000747000-memory.dmp

memory/3892-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/3892-2-0x0000000002270000-0x00000000022A3000-memory.dmp

memory/3892-3-0x0000000000400000-0x000000000045F000-memory.dmp